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AI & Tech

Sia Partners

[LETTRIA] - CDI - Machine Learning Engineer H/F

30 Rue de Palestro, 75002 Paris, France

Description de l'entreprise

Lettria is on a mission to help organizations turn unstructured information into smart decisions.

After 3 years of R&D, the team has developed the ultimate NLP (Natural Language Processing) platform, based on a powerful API engine and a range of cool features to help tech teams ship text-related projects in production.

From text mining, to knowledge graph or Machine Learning, Lettria’s platform is becoming the one-stop solution for NLP.

Created in 2019, Lettria has now achieved some key milestones :

  • A team 15 complementary profiles in linguistics, algorithmic, data-science and software engineering.
  • Renowned clients in production (La Poste, Total, Assemblée Nationale, AP-HP)
  • 2 M€ raised from Tier-1 investors and business angels

If you don’t know anything about NLP, no need to worry. You’ll find all the relevant information on our website.

Description du poste

The API and platform we have built at Lettria benefit from the latest advances in Natural Language Processing.

As part of the Data Science team you will participate in building a scalable ML backed solution:

  • Write clean and maintainable code for our models.
  • Improve scalability, speed and performance of existing models
  • Support the building of MLOps processes in the team.
  • Investigate and resolve production issues.


Required skills:

  • Expertise in Python
  • Proficient with deep learning frameworks such as Pytorch
  • Experience in putting ML related projects in production.
  • Good understanding of microservice architecture, git and CI/CD.
  • Experience with cloud services (preferably AWS)
  • Knowledge of MLOps Tools (Docker, Kubernetes...)
  • You’re autonomous, rigorous, and a team-player :-)

Preferred skills:

  • Experience with using the ONNX framework
  • Exposure to Natural Language Processing

Informations complémentaires

  • Location: offices in the inner-Paris
  • Remote friendly
  • Process : you will meet all 3 co-founders and perform a technical test
  • Salary : between 40 000 € and 50 000 € according to experience + benefits


Sia Partners est un employeur qui souscrit au principe de l’égalité d’accès à l’emploi. Tous les aspects de l’emploi, tels que le recrutement, les promotions, la rémunération, ou les sanctions sont basés uniquement sur les performances, les compétences, et le comportement des employés ou les besoins de l’entreprise.